diff --git a/runtime/src/sandbox.c b/runtime/src/sandbox.c
index 3b41e74..cf87420 100644
--- a/runtime/src/sandbox.c
+++ b/runtime/src/sandbox.c
@@ -112,8 +112,7 @@ sandbox_prepare_execution_environment(struct sandbox *sandbox)
 {
 	assert(sandbox != NULL);
 
-	char    *error_message = "";
-	uint64_t now           = __getcycles();
+	char *error_message = "";
 
 	int rc;